Mitochrome
线色素
🗣️ 情景例句
How much are the dues?
会费多少？
Billy, get off the doggie's tail.
比利，得扰人处且饶人，放他一马吧。
This hobby educates one not only in the chosen subject, but also in general matters which have some bearing on it.
这种爱好不仅能使人从选择的专题中受到教育，而且也能从与之有关的一般事物中获得长进。